71657397

素因数分解:

$3^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{2909}}^1$

素因数の和:2962

約数の個数: 48

約数和(自身を含む): 130740480

約数和(自身を除く): 59083083

約数列:

[1, 3, 7, 9, 17, 21, 23, 51, 63, 69, 119, 153, 161, 207, 357, 391, 483, 1071, 1173, 1449, 2737, 2909, 3519, 8211, 8727, 20363, 24633, 26181, 49453, 61089, 66907, 148359, 183267, 200721, 346171, 445077, 468349, 602163, 1038513, 1137419, 1405047, 3115539, 3412257, 4215141, 7961933, 10236771, 23885799, 71657397]

約数ペア:

[(1, 71657397), (3, 23885799), (7, 10236771), (9, 7961933), (17, 4215141), (21, 3412257), (23, 3115539), (51, 1405047), (63, 1137419), (69, 1038513), (119, 602163), (153, 468349), (161, 445077), (207, 346171), (357, 200721), (391, 183267), (483, 148359), (1071, 66907), (1173, 61089), (1449, 49453), (2737, 26181), (2909, 24633), (3519, 20363), (8211, 8727)]